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charset=us-ascii Content-Disposition: inline tree: https://chromium.googlesource.com/chromiumos/third_party/kernel chromeos-5.15 head: 663560d82c0a34a6b0a807e99ae307a0856c05dc commit: 48cd81f48b5b21913f796d27b1a43b8dc04e6f2f [17/17] CHROMIUM: drm: privacy screen for drallion hack config: x86_64-randconfig-161-20240207 (https://download.01.org/0day-ci/archive/20240208/202402081759.DreefTIL-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240208/202402081759.DreefTIL-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202402081759.DreefTIL-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/gpu/drm/drm_privacy_screen_x86.c:166:6: warning: no previous prototype for 'privacy_screen_present' [-Wmissing-prototypes] 166 | bool privacy_screen_present(struct device *privacy_screen) | ^~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/device.h:15, from include/linux/acpi.h:15, from drivers/gpu/drm/drm_privacy_screen_x86.c:9: drivers/gpu/drm/drm_privacy_screen_x86.c: In function 'drm_drallion_privacy_screen_register': >> drivers/gpu/drm/drm_privacy_screen_x86.c:200:37: warning: format '%d' expects argument of type 'int', but argument 3 has type 'long int' [-Wformat=] 200 | dev_err(&adev->dev, "Error registering privacy-screen: %d\n", | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap' 110 | _p_func(dev, fmt, ##__VA_ARGS__); \ | ^~~ include/linux/dev_printk.h:144:56: note: in expansion of macro 'dev_fmt' 144 | dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~ drivers/gpu/drm/drm_privacy_screen_x86.c:200:17: note: in expansion of macro 'dev_err' 200 | dev_err(&adev->dev, "Error registering privacy-screen: %d\n", | ^~~~~~~ drivers/gpu/drm/drm_privacy_screen_x86.c:200:73: note: format string is defined here 200 | dev_err(&adev->dev, "Error registering privacy-screen: %d\n", | ~^ | | | int | %ld vim +/privacy_screen_present +166 drivers/gpu/drm/drm_privacy_screen_x86.c 165 > 166 bool privacy_screen_present(struct device *privacy_screen) 167 { 168 acpi_handle handle = acpi_device_handle(to_acpi_device(privacy_screen)); 169 170 if (!handle) 171 return false; 172 173 if (!acpi_check_dsm(handle, &chromeos_privacy_screen_dsm_guid, 1, 174 BIT(PRIV_SCRN_DSM_FN_GET_STATUS) | 175 BIT(PRIV_SCRN_DSM_FN_ENABLE) | 176 BIT(PRIV_SCRN_DSM_FN_DISABLE))) 177 return false; 178 179 return true; 180 } 181 182 static bool drm_drallion_privacy_screen_register(struct device *dev) 183 { 184 185 struct acpi_device *adev = to_acpi_device(dev); 186 187 struct drm_privacy_screen *drm_privacy_screen; 188 189 if (strcmp(dev_name(&adev->dev), "device:05") != 0) { 190 dev_err(&adev->dev, "Unexpected device name for privacy screen: %s\n", 191 dev_name(&adev->dev)); 192 193 return false; 194 } 195 196 drm_privacy_screen = drm_privacy_screen_register( 197 &adev->dev, &chromeos_privacy_screen_ops, &adev->dev); 198 199 if (IS_ERR(drm_privacy_screen)) { > 200 dev_err(&adev->dev, "Error registering privacy-screen: %d\n", 201 PTR_ERR(drm_privacy_screen)); 202 return false; 203 } 204 205 adev->driver_data = drm_privacy_screen; 206 dev_info(&adev->dev, "registered privacy-screen '%s'\n", 207 dev_name(&drm_privacy_screen->dev)); 208 209 return true; 210 } 211 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki